Orion's Red One: Betelgeuse

Betelgeuse is the alpha star in Orion, located in his right shoulder, most easily identified by its red-orange hue. Betelgeuse feels like the right place to begin exploring Orion's stars, though it's hard to talk about them in isolation from each other. Sasha Ravitch has said “the alpha star is the ambassador or the high kingdom of the constellation” an…